<!-- 下拉树选择（供应商类别） -->
<div class="ui-droplist-wrap" id="supplier_category_Box" style="display: none; position: absolute; top: 30px; z-index: 1000;min-width: 120px; width: auto; left: 0;height:auto;overflow-y: auto;">
    <ul class="easyui-tree" id="supplier_category_tt">
        
    </ul>
</div>
